diff --git a/src/message.rs b/src/message.rs
index c27dc02..9e3cf95 100644
--- a/src/message.rs
+++ b/src/message.rs
@@ -63,7 +63,6 @@ impl From<MsgAction> for Action {
             MsgAction::Create(_) => Action::Create,
             MsgAction::Delete(_) => Action::Delete,
             MsgAction::Error(_) => Action::Error,
-            MsgAction::OnAction(_) => Action::OnAction,
             MsgAction::Query(_) => Action::Query,
             MsgAction::Records(_) => Action::Records,
             MsgAction::Register(_) => Action::Register,
@@ -128,7 +127,6 @@ enum MsgAction {
     // Alter
     // Remove
     Error(MTTError),
-    OnAction(OnAction),
     Query(QueryType),
     Records(RecordIter),
     Register(Register),
@@ -2550,55 +2548,6 @@ mod additions {
     }
 }
 
-#[derive(Clone, Debug, Eq, PartialEq)]
-enum OnType {
-    Query,
-    Update,
-}
-
-#[derive(Clone, Debug)]
-struct OnAction {
-    on_type: OnType,
-    oids: HashSet<Oid>,
-}
-
-impl OnAction {
-    fn new(on_type: OnType, oids: HashSet<Oid>) -> Self {
-        Self {
-            on_type: on_type,
-            oids: oids,
-        }
-    }
-
-    fn get_type(&self) -> &OnType {
-        &self.on_type
-    }
-
-    fn get_oids(&self) -> &HashSet<Oid> {
-        &self.oids
-    }
-}
-
-#[cfg(test)]
-mod ons {
-    use super::*;
-
-    #[test]
-    fn can_create_on_action() {
-        let count = 5;
-        let values = [OnType::Query, OnType::Update];
-        for on_type in values.iter() {
-            let mut oids: HashSet<Oid> = HashSet::new();
-            while oids.len() < count {
-                oids.insert(Oid::new());
-            }
-            let result = OnAction::new(on_type.clone(), oids.clone());
-            assert_eq!(result.get_type(), on_type);
-            assert_eq!(result.get_oids(), &oids);
-        }
-    }
-}
-
 #[derive(Clone, Debug)]
 enum IndexType {
     Index,
@@ -2614,16 +2563,6 @@ impl IndexType {
     }
 }
 
-#[derive(Clone, Debug)]
-struct Triggers {
-    /*
-     * HashMap<DocumentName, HashMap<ActionType, MsgAction>>
-     * document name
-     * action type
-     * response action
-     */
-}
-
 #[derive(Clone, Debug)]
 struct DocDef {
     doc_names: Vec<Name>,